IRTC · iRhythm Holdings, Inc.
$122.44
+5.07 (+4.32%)
At close · Jul 29
Market Cap
$4.02B
Shares
32.86M
Registered funds — mutual funds, ETFs and closed-end funds — whose latest Form N-PORT portfolio report holds this stock, matched by the stock's CUSIP. Each row is one fund position with its size, value and weight in that fund.
Funds holding IRTC
310 fund positions| Fund | Ticker | Balance | Value | % of Fund | Side | Reported | Open |
|---|---|---|---|---|---|---|---|
| VANGUARD TOTAL STOCK MARKET INDEX FUND | — | 1,027,902 | $121,312,994 | 0.01% | Long | 2026-03-31 | |
| iShares Russell 2000 ETF | — | 779,271 | $91,969,563 | 0.13% | Long | 2026-03-31 | |
| VANGUARD SMALL-CAP INDEX FUND | — | 742,897 | $87,676,704 | 0.05% | Long | 2026-03-31 | |
| VANGUARD EXPLORER FUND | — | 458,646 | $59,238,717 | 0.27% | Long | 2026-04-30 | |
| Eventide Gilead Fund | — | 464,252 | $54,791,021 | 2.04% | Long | 2026-03-31 | |
| SMALLCAP World Fund Inc | — | 463,814 | $54,739,328 | 0.07% | Long | 2026-03-31 | |
| Select Medical Technology and Devices Portfolio | — | 450,000 | $51,255,000 | 1.72% | Long | 2026-05-31 | |
| FULLERTHALER BEHAVIORAL SMALL-CAP GROWTH | — | 432,100 | $50,996,442 | 1.21% | Long | 2026-03-31 | |
| VANGUARD SMALL-CAP GROWTH INDEX FUND | — | 415,359 | $49,020,669 | 0.13% | Long | 2026-03-31 | |
| VANGUARD EXTENDED MARKET INDEX FUND | — | 359,874 | $42,472,329 | 0.05% | Long | 2026-03-31 | |
| Bridge Builder Small/Mid Cap Growth Fund | — | 353,723 | $41,746,388 | 0.45% | Long | 2026-03-31 | |
| Fidelity Small Cap Index Fund | — | 315,166 | $40,706,841 | 0.13% | Long | 2026-04-30 | |
| Artisan Mid Cap Fund | — | 335,747 | $39,624,861 | 1.34% | Long | 2026-03-31 | |
| Eventide Healthcare & Life Sciences Fund | — | 277,739 | $32,778,757 | 2.06% | Long | 2026-03-31 | |
| iShares Russell 2000 Growth ETF | — | 260,640 | $30,760,733 | 0.25% | Long | 2026-03-31 | |
| JPMorgan Mid Cap Growth Fund | — | 224,092 | $26,447,338 | 0.23% | Long | 2026-03-31 | |
| Select Health Care Portfolio | — | 180,000 | $20,502,000 | 0.35% | Long | 2026-05-31 | |
| Columbia Acorn Fund | — | 169,788 | $20,038,380 | 0.89% | Long | 2026-03-31 | |
| Fidelity Extended Market Index Fund | — | 166,803 | $18,998,862 | 0.04% | Long | 2026-05-31 | |
| VANGUARD RUSSELL 2000 INDEX FUND | — | 163,801 | $18,656,934 | 0.11% | Long | 2026-05-31 | |
| Schwab U.S. Small-Cap ETF | — | 155,045 | $17,659,626 | 0.08% | Long | 2026-05-31 | |
| JPMorgan Small Cap Growth Fund | — | 148,244 | $17,495,757 | 0.80% | Long | 2026-03-31 | |
| Loomis Sayles Small Cap Growth Fund | — | 142,860 | $16,860,337 | 0.88% | Long | 2026-03-31 | |
| iShares U.S. Medical Devices ETF | — | 138,828 | $16,384,481 | 0.52% | Long | 2026-03-31 | |
| Oberweis Small-Cap Opportunities Fund | — | 138,600 | $16,357,572 | 0.81% | Long | 2026-03-31 | |
| Allspring SMID Cap Growth Fund | — | 134,779 | $15,906,618 | 1.97% | Long | 2026-03-31 | |
| BARON DISCOVERY FUND | — | 130,000 | $15,342,600 | 0.94% | Long | 2026-03-31 | |
| ALGER SMALL CAP FOCUS FUND | — | 118,092 | $15,252,763 | 1.93% | Long | 2026-04-30 | |
| VANGUARD STRATEGIC EQUITY FUND | — | 122,864 | $14,500,409 | 0.14% | Long | 2026-03-31 | |
| JNL Multi-Manager Small Cap Growth Fund | — | 107,434 | $12,679,361 | 0.64% | Long | 2026-03-31 | |
| MFS New Discovery Fund | — | 110,994 | $12,642,217 | 0.59% | Long | 2026-05-31 | |
| VANGUARD HEALTH CARE INDEX FUND | — | 96,954 | $11,043,061 | 0.06% | Long | 2026-05-31 | |
| Fidelity Advisor Health Care Fund | — | 85,000 | $10,978,600 | 0.38% | Long | 2026-04-30 | |
| Fidelity Small Cap Growth Fund | — | 79,354 | $10,249,363 | 0.12% | Long | 2026-04-30 | |
| Fidelity Advisor Small Cap Fund | — | 88,600 | $10,091,540 | 0.43% | Long | 2026-05-31 | |
| Fidelity Enhanced Small Cap ETF | — | 80,562 | $9,507,927 | 0.23% | Long | 2026-03-31 | |
| Schwab Small-Cap Index Fund | — | 69,837 | $9,020,147 | 0.12% | Long | 2026-04-30 | |
| Artisan Small Cap Fund | — | 76,148 | $8,986,987 | 1.01% | Long | 2026-03-31 | |
| VIP Contrafund Portfolio | — | 67,500 | $7,966,350 | 0.03% | Long | 2026-03-31 | |
| NVIT Allspring Discovery Fund | — | 66,353 | $7,830,981 | 1.98% | Long | 2026-03-31 | |
| Putnam Small Cap Growth Fund | — | 63,747 | $7,523,421 | 0.28% | Long | 2026-03-31 | |
| JNL/JPMorgan MidCap Growth Fund | — | 61,631 | $7,273,691 | 0.23% | Long | 2026-03-31 | |
| Fidelity Total Market Index Fund | — | 60,663 | $6,909,516 | 0.00% | Long | 2026-05-31 | |
| BlackRock Advantage Small Cap Core Fund | — | 58,581 | $6,672,376 | 0.13% | Long | 2026-05-29 | |
| Master Small Cap Index Series | — | 52,338 | $6,176,931 | 0.13% | Long | 2026-03-31 | |
| VANGUARD STRATEGIC SMALL-CAP EQUITY FUND | — | 51,781 | $6,111,194 | 0.25% | Long | 2026-03-31 | |
| Principal U.S. Small-Cap ETF | — | 51,115 | $6,032,592 | 0.34% | Long | 2026-03-31 | |
| JPMorgan Small Cap Blend Fund | — | 47,859 | $5,648,319 | 0.39% | Long | 2026-03-31 | |
| Fidelity Series Total Market Index Fund | — | 49,318 | $5,617,320 | 0.01% | Long | 2026-05-31 | |
| Federated Hermes Kaufmann Small Cap Fund | — | 43,200 | $5,579,712 | 0.19% | Long | 2026-04-30 |
Showing 1–50 of 310 positions
Key facts
CIK
1388658
CUSIP
450056106
13F (30d)
58 filings
58 filers
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